2021年5月17日(ri),為(wei)期3天(tian)的(de)“第三屆全(quan)(quan)國(guo)(guo)(guo)(guo)氣(qi)(qi)體(ti)(ti)同(tong)位(wei)素技術(shu)與地(di)球(qiu)科(ke)(ke)(ke)(ke)學(xue)(xue)(xue)應(ying)(ying)用研(yan)(yan)討(tao)會(hui)(hui)”在北京石(shi)油科(ke)(ke)(ke)(ke)技交流中(zhong)(zhong)心落(luo)下(xia)帷幕。本(ben)屆大(da)(da)(da)會(hui)(hui)由(you)中(zhong)(zhong)國(guo)(guo)(guo)(guo)礦物(wu)巖石(shi)地(di)球(qiu)化(hua)學(xue)(xue)(xue)學(xue)(xue)(xue)會(hui)(hui)氣(qi)(qi)體(ti)(ti)地(di)球(qiu)化(hua)學(xue)(xue)(xue)專(zhuan)業(ye)委(wei)員(yuan)會(hui)(hui)、中(zhong)(zhong)國(guo)(guo)(guo)(guo)地(di)質(zhi)學(xue)(xue)(xue)會(hui)(hui)同(tong)位(wei)素專(zhuan)業(ye)委(wei)員(yuan)會(hui)(hui)、中(zhong)(zhong)國(guo)(guo)(guo)(guo)礦物(wu)巖石(shi)地(di)球(qiu)化(hua)學(xue)(xue)(xue)學(xue)(xue)(xue)會(hui)(hui)同(tong)位(wei)素專(zhuan)業(ye)委(wei)員(yuan)會(hui)(hui)主(zhu)辦,中(zhong)(zhong)國(guo)(guo)(guo)(guo)地(di)質(zhi)科(ke)(ke)(ke)(ke)學(xue)(xue)(xue)院(yuan)礦產(chan)(chan)資(zi)源(yuan)研(yan)(yan)究(jiu)(jiu)所、中(zhong)(zhong)國(guo)(guo)(guo)(guo)科(ke)(ke)(ke)(ke)學(xue)(xue)(xue)院(yuan)西北生態環(huan)境(jing)資(zi)源(yuan)研(yan)(yan)究(jiu)(jiu)院(yuan)等(deng)(deng)十五家(jia)(jia)單(dan)位(wei)聯(lian)合承辦。在兩天(tian)半(ban)的(de)室(shi)內學(xue)(xue)(xue)術(shu)會(hui)(hui)議(yi)上,來自(zi)中(zhong)(zhong)科(ke)(ke)(ke)(ke)院(yuan)、中(zhong)(zhong)國(guo)(guo)(guo)(guo)地(di)質(zhi)科(ke)(ke)(ke)(ke)學(xue)(xue)(xue)院(yuan)、中(zhong)(zhong)國(guo)(guo)(guo)(guo)地(di)震局、中(zhong)(zhong)石(shi)油、中(zhong)(zhong)石(shi)化(hua)、中(zhong)(zhong)國(guo)(guo)(guo)(guo)石(shi)油大(da)(da)(da)學(xue)(xue)(xue)、中(zhong)(zhong)國(guo)(guo)(guo)(guo)地(di)質(zhi)大(da)(da)(da)學(xue)(xue)(xue)、北京大(da)(da)(da)學(xue)(xue)(xue)等(deng)(deng)176家(jia)(jia)地(di)學(xue)(xue)(xue)單(dan)位(wei)的(de)近(jin)700人參(can)加(jia)了(le)會(hui)(hui)議(yi),會(hui)(hui)議(yi)代表覆蓋全(quan)(quan)國(guo)(guo)(guo)(guo)26個(ge)省(市)自(zi)治區。來自(zi)日(ri)本(ben)、美國(guo)(guo)(guo)(guo)、法(fa)國(guo)(guo)(guo)(guo)、德(de)國(guo)(guo)(guo)(guo)、意大(da)(da)(da)利等(deng)(deng)多(duo)個(ge)院(yuan)校及(ji)科(ke)(ke)(ke)(ke)研(yan)(yan)機構(gou)的(de)專(zhuan)家(jia)(jia)學(xue)(xue)(xue)者在線參(can)加(jia)會(hui)(hui)議(yi)討(tao)論。本(ben)次大(da)(da)(da)會(hui)(hui)共(gong)設(she)置17個(ge)專(zhuan)題(ti),內容(rong)涉及(ji)氣(qi)(qi)體(ti)(ti)同(tong)位(wei)素地(di)球(qiu)化(hua)學(xue)(xue)(xue)在地(di)球(qiu)科(ke)(ke)(ke)(ke)學(xue)(xue)(xue)各(ge)相(xiang)關(guan)(guan)領域的(de)基礎研(yan)(yan)究(jiu)(jiu)和應(ying)(ying)用實踐,共(gong)安排大(da)(da)(da)會(hui)(hui)報告(gao)20個(ge),特邀和主(zhu)題(ti)報告(gao)79個(ge),專(zhuan)題(ti)及(ji)分組報告(gao)231個(ge),展板報告(gao)28個(ge)。研(yan)(yan)討(tao)內容(rong)主(zhu)要圍繞氣(qi)(qi)體(ti)(ti)同(tong)位(wei)素技術(shu)在油氣(qi)(qi)地(di)球(qiu)化(hua)學(xue)(xue)(xue)、礦床地(di)球(qiu)化(hua)學(xue)(xue)(xue)、生態學(xue)(xue)(xue)、環(huan)境(jing)科(ke)(ke)(ke)(ke)學(xue)(xue)(xue)、水文(wen)科(ke)(ke)(ke)(ke)學(xue)(xue)(xue)、冰凍圈科(ke)(ke)(ke)(ke)學(xue)(xue)(xue)、考古(gu)學(xue)(xue)(xue)等(deng)(deng)學(xue)(xue)(xue)科(ke)(ke)(ke)(ke)領域的(de)應(ying)(ying)用。北京理加(jia)聯(lian)合科(ke)(ke)(ke)(ke)技有限公司在會(hui)(hui)場設(she)立(li)了(le)專(zhuan)業(ye)產(chan)(chan)品技術(shu)咨詢臺,并展出了(le)相(xiang)關(guan)(guan)產(chan)(chan)品資(zi)料(liao),特別是理加(jia)自(zi)主(zhu)研(yan)(yan)發(fa)的(de)PS-9000便攜式(shi)土壤碳通量(liang)自(zi)動測量(liang)主(zhu)機及(ji)便攜式(shi)呼吸室(shi),吸引了(le)眾多(duo)科(ke)(ke)(ke)(ke)研(yan)(yan)工作者參(can)觀(guan)、問詢。PS-9000是一套(tao)用于測量(liang)土壤CO2通量(liang)的(de)便攜式(shi)測量(liang)系(xi)統(tong),采用動態氣(qi)(qi)室(shi)法(fa)測量(liang)。PS-9000具有控...
發布時間:
2021
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06
-
23
瀏(liu)覽次數:32
2021年4月16日(ri)至19日(ri),廈門(men)大(da)學(xue)(xue)(xue)(xue)(xue)(xue)百年校慶系列活動之一的(de)(de)(de)(de)“海(hai)(hai)岸(an)帶生(sheng)(sheng)態(tai)系統與全(quan)球變化國(guo)(guo)(guo)(guo)(guo)際研討(tao)會(hui)(hui)(hui)(hui)(International Symposium on Coastal Ecosystems and Global Change)”在(zai)(zai)廈門(men)大(da)學(xue)(xue)(xue)(xue)(xue)(xue)召開(kai)。本(ben)屆會(hui)(hui)(hui)(hui)議由廈門(men)大(da)學(xue)(xue)(xue)(xue)(xue)(xue)和中國(guo)(guo)(guo)(guo)(guo)生(sheng)(sheng)態(tai)學(xue)(xue)(xue)(xue)(xue)(xue)學(xue)(xue)(xue)(xue)(xue)(xue)會(hui)(hui)(hui)(hui)主辦(ban),會(hui)(hui)(hui)(hui)議國(guo)(guo)(guo)(guo)(guo)際科(ke)(ke)學(xue)(xue)(xue)(xue)(xue)(xue)委(wei)員(yuan)會(hui)(hui)(hui)(hui)成員(yuan)單位(wei)包括國(guo)(guo)(guo)(guo)(guo)際環境(jing)(jing)(jing)問(wen)題科(ke)(ke)學(xue)(xue)(xue)(xue)(xue)(xue)委(wei)員(yuan)會(hui)(hui)(hui)(hui)(SCOPE)、國(guo)(guo)(guo)(guo)(guo)際生(sheng)(sheng)態(tai)學(xue)(xue)(xue)(xue)(xue)(xue)協會(hui)(hui)(hui)(hui)(INTECOL)、太平洋(yang)科(ke)(ke)學(xue)(xue)(xue)(xue)(xue)(xue)協會(hui)(hui)(hui)(hui)(PSA)、聯(lian)合(he)國(guo)(guo)(guo)(guo)(guo)環境(jing)(jing)(jing)規劃署(UNEP)和世界(jie)綠色設(she)計(ji)組織(WGDO)等。會(hui)(hui)(hui)(hui)議由廈門(men)大(da)學(xue)(xue)(xue)(xue)(xue)(xue)環境(jing)(jing)(jing)與生(sheng)(sheng)態(tai)學(xue)(xue)(xue)(xue)(xue)(xue)院、濱海(hai)(hai)濕地生(sheng)(sheng)態(tai)系統教(jiao)育部重(zhong)點實驗(yan)(yan)室承辦(ban),中國(guo)(guo)(guo)(guo)(guo)科(ke)(ke)學(xue)(xue)(xue)(xue)(xue)(xue)院城市環境(jing)(jing)(jing)研究所(suo)、廈門(men)大(da)學(xue)(xue)(xue)(xue)(xue)(xue)海(hai)(hai)洋(yang)與海(hai)(hai)岸(an)帶發(fa)展研究院、福(fu)建省(sheng)海(hai)(hai)陸(lu)界(jie)面(mian)生(sheng)(sheng)態(tai)環境(jing)(jing)(jing)重(zhong)點實驗(yan)(yan)室等協辦(ban)。會(hui)(hui)(hui)(hui)議采(cai)用線上(shang)線下同(tong)(tong)步進行的(de)(de)(de)(de)形式(shi),來自阿(a)根廷、澳大(da)利亞、巴(ba)拿(na)(na)馬、德國(guo)(guo)(guo)(guo)(guo)、加拿(na)(na)大(da)、馬來西亞、美國(guo)(guo)(guo)(guo)(guo)、南非、挪(nuo)威(wei)、葡萄牙、日(ri)本(ben)、西班(ban)牙、以色列、意大(da)利、英(ying)國(guo)(guo)(guo)(guo)(guo)等15個主要涉海(hai)(hai)國(guo)(guo)(guo)(guo)(guo)家的(de)(de)(de)(de)50位(wei)外(wai)國(guo)(guo)(guo)(guo)(guo)專家在(zai)(zai)線上(shang)參(can)加了(le)會(hui)(hui)(hui)(hui)議,近(jin)250位(wei)專家學(xue)(xue)(xue)(xue)(xue)(xue)者來到現場進行交流(liu)。應主辦(ban)方邀請(qing),北京聯(lian)合(he)科(ke)(ke)技(ji)有限(xian)公(gong)(gong)司(以下簡稱理加聯(lian)合(he))參(can)與了(le)本(ben)次(ci)會(hui)(hui)(hui)(hui)議,并(bing)在(zai)(zai)會(hui)(hui)(hui)(hui)場設(she)立(li)產(chan)品與技(ji)術服(fu)務咨詢(xun)臺。與會(hui)(hui)(hui)(hui)期(qi)間公(gong)(gong)司銷售工程(cheng)師解答了(le)一些參(can)會(hui)(hui)(hui)(hui)代表(biao)在(zai)(zai)相關儀(yi)(yi)器中的(de)(de)(de)(de)問(wen)題,并(bing)介(jie)紹(shao)了(le)我公(gong)(gong)司相關儀(yi)(yi)器設(she)備。同(tong)(tong)時(shi)以海(hai)(hai)報(bao)的(de)(de)(de)(de)形式(shi)向與會(hui)(hui)(hui)(hui)學(xue)(xue)(xue)(xue)(xue)(xue)者展示SF-3500土壤呼吸系統、Itres高光譜(pu)(pu)成像儀(yi)(yi)、ABB LGR液態(tai)水同(tong)(tong)位(wei)素分析儀(yi)(yi)及(ji)便(bian)攜式(shi)地物(wu)光譜(pu)(pu)儀(yi)(yi)...
發(fa)布時(shi)間:
2021
-
06
-
23
瀏覽(lan)次數:37
應用近(jin)紅(hong)外高(gao)(gao)(gao)光(guang)(guang)(guang)(guang)譜(pu)(pu)(pu)(pu)成(cheng)(cheng)像(xiang)技(ji)術監(jian)測(ce)(ce)森(sen)林火(huo)災——布(bu)里(li)杰山麓(美國蒙大拿州博茲曼市附(fu)近(jin))森(sen)林火(huo)災的(de)近(jin)紅(hong)外高(gao)(gao)(gao)光(guang)(guang)(guang)(guang)譜(pu)(pu)(pu)(pu)成(cheng)(cheng)像(xiang)數(shu)據(ju)2020年9月4-5日(ri),美國蒙大拿州博茲曼市附(fu)近(jin)布(bu)里(li)杰山麓森(sen)林發(fa)生(sheng)了(le)一場山火(huo),過火(huo)面積超(chao)過11,000英(ying)畝(mu)。所(suo)幸(xing)的(de)是,無嚴重人員傷亡,但是燒毀了(le)28座(zuo)房屋。 大火(huo)最初(chu)開始發(fa)生(sheng)時(shi)(shi),在(zai)坐落于(yu)布(bu)里(li)杰山西側的(de)Resonon辦(ban)公室(shi)里(li)就能(neng)觀測(ce)(ce)到,Resonon工作(zuo)人員使(shi)用高(gao)(gao)(gao)光(guang)(guang)(guang)(guang)譜(pu)(pu)(pu)(pu)成(cheng)(cheng)像(xiang)儀(型號(hao):Resonon PIKA NIR-C-320)采集了(le)此(ci)次山火(huo)的(de)高(gao)(gao)(gao)光(guang)(guang)(guang)(guang)譜(pu)(pu)(pu)(pu)成(cheng)(cheng)像(xiang)數(shu)據(ju)。(此(ci)次數(shu)據(ju)可以在(zai)Resonon的(de)官網(wang)下載(zai)://downloads.resonon.com/)圖(tu)(tu)(tu)1:山火(huo)的(de)早(zao)期(qi)階段拍(pai)(pai)攝(she)(she)地(di)點(dian):文(wen)章(zhang)作(zuo)者家中(距著(zhu)火(huo)點(dian)大約8.5 km)拍(pai)(pai)攝(she)(she)時(shi)(shi)間(jian):9月4日(ri)下午(wu)4點(dian)(大概時(shi)(shi)間(jian))圖(tu)(tu)(tu)2:應用Resonon高(gao)(gao)(gao)光(guang)(guang)(guang)(guang)譜(pu)(pu)(pu)(pu)成(cheng)(cheng)像(xiang)儀拍(pai)(pai)攝(she)(she)的(de)山火(huo)拍(pai)(pai)攝(she)(she)地(di)點(dian):Resonon辦(ban)公室(shi)(距離著(zhu)火(huo)點(dian)大約5 km)拍(pai)(pai)攝(she)(she)時(shi)(shi)間(jian):9月4日(ri)下午(wu)4:30(大概時(shi)(shi)間(jian))在(zai)Resonon辦(ban)公室(shi),工作(zuo)人員應用Resonon PIKA NIR-C-320近(jin)紅(hong)外高(gao)(gao)(gao)光(guang)(guang)(guang)(guang)譜(pu)(pu)(pu)(pu)成(cheng)(cheng)像(xiang)儀測(ce)(ce)量(liang)了(le)此(ci)次山火(huo)的(de)高(gao)(gao)(gao)光(guang)(guang)(guang)(guang)譜(pu)(pu)(pu)(pu)成(cheng)(cheng)像(xiang)數(shu)據(ju)。圖(tu)(tu)(tu)3:近(jin)紅(hong)外高(gao)(gao)(gao)光(guang)(guang)(guang)(guang)譜(pu)(pu)(pu)(pu)數(shu)據(ju)的(de)假彩色圖(tu)(tu)(tu)像(xiang),9月4日(ri)下午(wu)4點(dian)左右。該(gai)假彩色圖(tu)(tu)(tu)像(xiang)由原始DN數(shu)據(ju)的(de)1499 nm、1299 nm及1103 nm三(san)波段生(sheng)成(cheng)(cheng)。圖(tu)(tu)(tu)4:山火(huo)的(de)光(guang)(guang)(guang)(guang)譜(pu)(pu)(pu)(pu)數(shu)據(ju)圖(tu)(tu)(tu)4顯示了(le)圖(tu)(tu)(tu)3中部分區(qu)域的(de)輻射亮度數(shu)據(ju)(單位...
發布時(shi)間:
2021
-
05
-
31
瀏覽次數:161
氫(qing)(δD)、氧(δ18O)穩定同位(wei)(wei)素(su)是(shi)(shi)廣泛(fan)存(cun)在(zai)于(yu)自然水體中的(de)(de)環境(jing)同位(wei)(wei)素(su)。在(zai)測(ce)量(liang)(liang)氫(qing)氧穩定同位(wei)(wei)素(su)之前(qian)(qian),樣(yang)(yang)(yang)(yang)(yang)品(pin)(pin)(pin)(pin)采(cai)(cai)集和(he)(he)(he)(he)(he)預處(chu)理是(shi)(shi)主要(yao)的(de)(de)任務, 樣(yang)(yang)(yang)(yang)(yang)品(pin)(pin)(pin)(pin)運輸應當保(bao)(bao)證樣(yang)(yang)(yang)(yang)(yang)品(pin)(pin)(pin)(pin)性質(zhi)穩定,避免污染和(he)(he)(he)(he)(he)同位(wei)(wei)素(su)分餾。如您不(bu)清(qing)楚(chu)樣(yang)(yang)(yang)(yang)(yang)品(pin)(pin)(pin)(pin)采(cai)(cai)集和(he)(he)(he)(he)(he)預處(chu)理的(de)(de)具(ju)體方法(fa)、不(bu)確定樣(yang)(yang)(yang)(yang)(yang)品(pin)(pin)(pin)(pin)儲(chu)存(cun)的(de)(de)適宜條(tiao)件和(he)(he)(he)(he)(he)運輸注意事項,請(qing)看本文(wen)介紹。水樣(yang)(yang)(yang)(yang)(yang)品(pin)(pin)(pin)(pin):1野外(wai)采(cai)(cai)集樣(yang)(yang)(yang)(yang)(yang)品(pin)(pin)(pin)(pin)取樣(yang)(yang)(yang)(yang)(yang)后(hou)(取樣(yang)(yang)(yang)(yang)(yang)量(liang)(liang)根據(ju)老師研究需(xu)(xu)要(yao)自行決(jue)定)立即在(zai)瓶(ping)口處(chu)用(yong)封(feng)(feng)口膜密封(feng)(feng)并且低(di)溫保(bao)(bao)存(cun)(如樣(yang)(yang)(yang)(yang)(yang)品(pin)(pin)(pin)(pin)暫時(shi)不(bu)測(ce)情況下,可以冰凍儲(chu)存(cun)(如需(xu)(xu)冰凍儲(chu)藏則(ze)建(jian)議用(yong)塑料瓶(ping)盛裝樣(yang)(yang)(yang)(yang)(yang)品(pin)(pin)(pin)(pin),玻(bo)璃瓶(ping)會被凍裂),以防(fang)(fang)止(zhi)蒸(zheng)發。 2送樣(yang)(yang)(yang)(yang)(yang)前(qian)(qian)分裝用(yong)1ml的(de)(de)一次性注射器(qi)來(lai)取水樣(yang)(yang)(yang)(yang)(yang)品(pin)(pin)(pin)(pin)(取一次即可),經過一次性0.45μm濾(lv)(lv)器(qi)(濾(lv)(lv)器(qi)分水系和(he)(he)(he)(he)(he)有(you)機系,根據(ju)樣(yang)(yang)(yang)(yang)(yang)品(pin)(pin)(pin)(pin)不(bu)同來(lai)選擇)過濾(lv)(lv)至2ml樣(yang)(yang)(yang)(yang)(yang)品(pin)(pin)(pin)(pin)瓶(ping)里,蓋好(hao)瓶(ping)蓋并用(yong)封(feng)(feng)口膜密封(feng)(feng),樣(yang)(yang)(yang)(yang)(yang)品(pin)(pin)(pin)(pin)用(yong)阿拉伯數字(zi)(zi)編號(hao),(不(bu)是(shi)(shi)數字(zi)(zi)編號(hao)的(de)(de)話(hua)需(xu)(xu)要(yao)您提供電(dian)子版樣(yang)(yang)(yang)(yang)(yang)品(pin)(pin)(pin)(pin)清(qing)單)。 3低(di)溫儲(chu)存(cun)OR運輸密封(feng)(feng)好(hao)的(de)(de)樣(yang)(yang)(yang)(yang)(yang)品(pin)(pin)(pin)(pin)可放置在(zai)冰箱冷藏儲(chu)存(cun);樣(yang)(yang)(yang)(yang)(yang)品(pin)(pin)(pin)(pin)郵寄(ji)建(jian)議順(shun)豐冷鏈寄(ji)送,并囑咐快遞小(xiao)哥(ge)多放幾個冰袋,以防(fang)(fang)止(zhi)樣(yang)(yang)(yang)(yang)(yang)品(pin)(pin)(pin)(pin)蒸(zheng)發分餾,來(lai)保(bao)(bao)證數據(ju)準(zhun)確。發送樣(yang)(yang)(yang)(yang)(yang)品(pin)(pin)(pin)(pin)和(he)(he)(he)(he)(he)快遞信(xin)息(xi)給小(xiao)編(以便及時(shi)接收(shou)您的(de)(de)樣(yang)(yang)(yang)(yang)(yang)品(pin)(pin)(pin)(pin)):單位(wei)(wei)名稱(cheng):樣(yang)(yang)(yang)(yang)(yang)品(pin)(pin)(pin)(pin)數量(liang)(liang):測(ce)試指標: 是(shi)(shi)否回收(shou):快遞單號(hao):接收(shou)樣(yang)(yang)(yang)(yang)(yang)品(pin)(pin)(pin)(pin)后(hou)我們及時(shi)和(he)(he)(he)(he)(he)您核(he)對樣(yang)(yang)(yang)(yang)(yang)品(pin)(pin)(pin)(pin)相關信(xin)息(xi)BINGO!您可以坐等數據(ju)啦!土壤(rang)/植物樣(yang)(yang)(yang)(yang)(yang)品(pin)(pin)(pin)(pin):1野外(wai)采(cai)(cai)集樣(yang)(yang)(yang)(yang)(yang)品(pin)(pin)(pin)(pin)采(cai)(cai)集的(de)(de)土壤(rang)/植物樣(yang)(yang)(yang)(yang)(yang)品(pin)(pin)(pin)(pin)需(xu)(xu)要(yao)裝在(zai)12ml的(de)(de)樣(yang)(yang)(yang)(yang)(yang)品(pin)(pin)(pin)(pin)瓶(ping)(規(gui)格:19mm*65...
發布時間:
2021
-
05
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28
瀏覽次(ci)數:149
SGS費(fei)森尤(you)斯(si)研(yan)(yan)究(jiu)所(suo)(suo)依(yi)靠Palas®技術拓展(zhan)服務(wu)(wu)范圍SGS費(fei)森尤(you)斯(si)研(yan)(yan)究(jiu)所(suo)(suo)是(shi)歐洲非醫(yi)學分析實(shi)驗室(shi)(shi)(shi)的(de)(de)(de)(de)(de)(de)出(chu)色提(ti)供商之(zhi)一,憑借其在分析、合規(gui)和(he)質(zhi)量(liang)(liang)控制(zhi)咨詢方(fang)(fang)面(mian)的(de)(de)(de)(de)(de)(de)知識,為(wei)產(chan)品開發、制(zhi)造和(he)加工等行業提(ti)供解(jie)決方(fang)(fang)案。目前,SGS費(fei)森尤(you)斯(si)研(yan)(yan)究(jiu)所(suo)(suo)正在擴大室(shi)(shi)(shi)內空(kong)氣(qi)(qi)質(zhi)量(liang)(liang)領域的(de)(de)(de)(de)(de)(de)服務(wu)(wu)范圍,并致力于(yu)利用氣(qi)(qi)溶(rong)膠(jiao)濃度(du)監測來規(gui)劃(hua)、實(shi)施(shi)(shi)提(ti)高(gao)室(shi)(shi)(shi)內空(kong)氣(qi)(qi)質(zhi)量(liang)(liang)的(de)(de)(de)(de)(de)(de)措施(shi)(shi),并研(yan)(yan)究(jiu)這些(xie)措施(shi)(shi)的(de)(de)(de)(de)(de)(de)有效(xiao)性。為(wei)此,SGS使用了來自德國(guo)卡爾斯(si)魯(lu)厄的(de)(de)(de)(de)(de)(de)氣(qi)(qi)溶(rong)膠(jiao)專家——Palas®的(de)(de)(de)(de)(de)(de)技術。 室(shi)(shi)(shi)內空(kong)氣(qi)(qi)質(zhi)量(liang)(liang)與人體健康息息相關如今(jin),人們對室(shi)(shi)(shi)內空(kong)氣(qi)(qi)質(zhi)量(liang)(liang)的(de)(de)(de)(de)(de)(de)關注(zhu)日益增加,改善室(shi)(shi)(shi)內空(kong)氣(qi)(qi)質(zhi)量(liang)(liang)的(de)(de)(de)(de)(de)(de)重(zhong)要(yao)(yao)(yao)(yao)性已大大提(ti)高(gao)。而在新冠病(bing)毒(du)肆(si)虐全球的(de)(de)(de)(de)(de)(de)背(bei)景下,空(kong)氣(qi)(qi)中氣(qi)(qi)溶(rong)膠(jiao)傳播作(zuo)為(wei)病(bing)毒(du)傳播主要(yao)(yao)(yao)(yao)途(tu)徑之(zhi)一,尤(you)其值得人們關注(zhu)。這意味著室(shi)(shi)(shi)內空(kong)氣(qi)(qi)衛生(sheng)(sheng)很重(zhong)要(yao)(yao)(yao)(yao)。目前,業內面(mian)臨的(de)(de)(de)(de)(de)(de)主要(yao)(yao)(yao)(yao)挑戰(zhan)是(shi)落實(shi)可(ke)持續新風(feng)概念,并制(zhi)定(ding)對應的(de)(de)(de)(de)(de)(de)適(shi)(shi)當措施(shi)(shi)。因(yin)此需要(yao)(yao)(yao)(yao)確(que)保空(kong)氣(qi)(qi)質(zhi)量(liang)(liang)的(de)(de)(de)(de)(de)(de)衛生(sheng)(sheng)知識,以及合適(shi)(shi)的(de)(de)(de)(de)(de)(de)測量(liang)(liang)方(fang)(fang)法(fa)和(he)改善措施(shi)(shi)。除了規(gui)劃(hua)和(he)實(shi)施(shi)(shi)這些(xie)措施(shi)(shi)之(zhi)外(wai),監視這些(xie)措施(shi)(shi)的(de)(de)(de)(de)(de)(de)實(shi)際有效(xiao)性也很重(zhong)要(yao)(yao)(yao)(yao)。為(wei)此,SGS研(yan)(yan)究(jiu)所(suo)(suo)現在提(ti)供評估室(shi)(shi)(shi)內空(kong)氣(qi)(qi)衛生(sheng)(sheng)的(de)(de)(de)(de)(de)(de)服務(wu)(wu),用到了Palas®的(de)(de)(de)(de)(de)(de)高(gao)精(jing)度(du)測量(liang)(liang)儀(yi)器AQ Guard和(he)氣(qi)(qi)溶(rong)膠(jiao)發生(sheng)(sheng)器PAG 1000。 Palas®提(ti)供完整(zheng)的(de)(de)(de)(de)(de)(de)測量(liang)(liang)服務(wu)(wu)SGS研(yan)(yan)究(jiu)所(suo)(suo)使用的(de)(de)(de)(de)(de)(de)Palas® AQ Guard氣(qi)(qi)溶(rong)膠(jiao)光譜儀(yi),基于(yu)先進的(de)(de)(de)(de)(de)(de)單顆粒(li)氣(qi)(qi)溶(rong)膠(jiao)粒(li)徑分布光譜儀(yi)方(fang)(fang)法(fa)(SPADS),測量(liang)(liang)主要(yao)(yao)(yao)(yao)粒(li)徑...
發布(bu)時間:
2021
-
05
-
19
瀏(liu)覽次數(shu):53
2021年4月(yue)15~16日(ri)(ri),由(you)北(bei)(bei)(bei)京(jing)師(shi)范大(da)(da)(da)(da)(da)學(xue)(xue)(xue)(xue)(xue)(xue)(xue)(xue)地表(biao)過(guo)程與資源生(sheng)態(tai)國(guo)(guo)家重點(dian)實(shi)驗室主(zhu)辦(ban),加(jia)拿(na)大(da)(da)(da)(da)(da)ABB公(gong)司(si)及(ji)北(bei)(bei)(bei)京(jing)理(li)(li)(li)加(jia)聯合科技(ji)(ji)(ji)有限公(gong)司(si)協辦(ban)的(de)(de)(de)2021年穩定同(tong)(tong)(tong)位(wei)(wei)(wei)素(su)(su)(su)測量(liang)技(ji)(ji)(ji)術(shu)(shu)及(ji)應(ying)用學(xue)(xue)(xue)(xue)(xue)(xue)(xue)(xue)術(shu)(shu)交(jiao)流(liu)會在(zai)線上成(cheng)(cheng)功(gong)舉辦(ban)。來自清華(hua)大(da)(da)(da)(da)(da)學(xue)(xue)(xue)(xue)(xue)(xue)(xue)(xue)、北(bei)(bei)(bei)京(jing)大(da)(da)(da)(da)(da)學(xue)(xue)(xue)(xue)(xue)(xue)(xue)(xue)、北(bei)(bei)(bei)京(jing)師(shi)范大(da)(da)(da)(da)(da)學(xue)(xue)(xue)(xue)(xue)(xue)(xue)(xue)、中(zhong)國(guo)(guo)林(lin)科院(yuan)、中(zhong)國(guo)(guo)科學(xue)(xue)(xue)(xue)(xue)(xue)(xue)(xue)院(yuan)、中(zhong)國(guo)(guo)農(nong)業(ye)(ye)大(da)(da)(da)(da)(da)學(xue)(xue)(xue)(xue)(xue)(xue)(xue)(xue)、北(bei)(bei)(bei)京(jing)林(lin)業(ye)(ye)大(da)(da)(da)(da)(da)學(xue)(xue)(xue)(xue)(xue)(xue)(xue)(xue)、東北(bei)(bei)(bei)師(shi)范大(da)(da)(da)(da)(da)學(xue)(xue)(xue)(xue)(xue)(xue)(xue)(xue)、深圳大(da)(da)(da)(da)(da)學(xue)(xue)(xue)(xue)(xue)(xue)(xue)(xue)、西南(nan)(nan)(nan)大(da)(da)(da)(da)(da)學(xue)(xue)(xue)(xue)(xue)(xue)(xue)(xue)、南(nan)(nan)(nan)京(jing)信息工程大(da)(da)(da)(da)(da)學(xue)(xue)(xue)(xue)(xue)(xue)(xue)(xue)、浙江大(da)(da)(da)(da)(da)學(xue)(xue)(xue)(xue)(xue)(xue)(xue)(xue)、復旦(dan)大(da)(da)(da)(da)(da)學(xue)(xue)(xue)(xue)(xue)(xue)(xue)(xue)、南(nan)(nan)(nan)開(kai)(kai)大(da)(da)(da)(da)(da)學(xue)(xue)(xue)(xue)(xue)(xue)(xue)(xue)、同(tong)(tong)(tong)濟大(da)(da)(da)(da)(da)學(xue)(xue)(xue)(xue)(xue)(xue)(xue)(xue)、新(xin)疆大(da)(da)(da)(da)(da)學(xue)(xue)(xue)(xue)(xue)(xue)(xue)(xue)、西北(bei)(bei)(bei)農(nong)林(lin)科技(ji)(ji)(ji)大(da)(da)(da)(da)(da)學(xue)(xue)(xue)(xue)(xue)(xue)(xue)(xue)、美因茨(ci)大(da)(da)(da)(da)(da)學(xue)(xue)(xue)(xue)(xue)(xue)(xue)(xue)、馬德里理(li)(li)(li)工大(da)(da)(da)(da)(da)學(xue)(xue)(xue)(xue)(xue)(xue)(xue)(xue)等(deng)100余個單(dan)位(wei)(wei)(wei)的(de)(de)(de)專家學(xue)(xue)(xue)(xue)(xue)(xue)(xue)(xue)者及(ji)業(ye)(ye)務人(ren)員參(can)加(jia)了此次(ci)會議(yi),直播(bo)間兩日(ri)(ri)訪問次(ci)數(shu)達3.5W余次(ci)。本次(ci)交(jiao)流(liu)會的(de)(de)(de)主(zhu)題為(wei):基于穩定同(tong)(tong)(tong)位(wei)(wei)(wei)素(su)(su)(su)技(ji)(ji)(ji)術(shu)(shu)地表(biao)過(guo)程綜合監測研(yan)(yan)究進展(zhan)。目(mu)的(de)(de)(de)為(wei)面向廣大(da)(da)(da)(da)(da)科研(yan)(yan)人(ren)員,開(kai)(kai)展(zhan)以穩定同(tong)(tong)(tong)位(wei)(wei)(wei)素(su)(su)(su)基礎理(li)(li)(li)論,技(ji)(ji)(ji)術(shu)(shu)方法,數(shu)據分(fen)析和(he)地表(biao)過(guo)程綜合監測研(yan)(yan)究進展(zhan)等(deng)多(duo)方面為(wei)主(zhu)的(de)(de)(de)技(ji)(ji)(ji)術(shu)(shu)交(jiao)流(liu)和(he)培訓,促進和(he)推廣穩定同(tong)(tong)(tong)位(wei)(wei)(wei)素(su)(su)(su)技(ji)(ji)(ji)術(shu)(shu)在(zai)不同(tong)(tong)(tong)領(ling)域的(de)(de)(de)應(ying)用。 本次(ci)研(yan)(yan)討會分(fen)為(wei)專家報告(gao)和(he)技(ji)(ji)(ji)術(shu)(shu)培訓兩部分(fen)。 4月(yue)15日(ri)(ri)9:00會議(yi)開(kai)(kai)始(shi),北(bei)(bei)(bei)京(jing)理(li)(li)(li)加(jia)聯合科技(ji)(ji)(ji)有限公(gong)司(si)孫寶宇(yu)總(zong)經理(li)(li)(li)為(wei)會議(yi)致開(kai)(kai)幕辭,歡(huan)迎(ying)前來參(can)會的(de)(de)(de)老師(shi),并預祝本次(ci)研(yan)(yan)討會圓滿成(cheng)(cheng)功(gong)。在(zai)上午的(de)(de)(de)報告(gao)中(zhong),清華(hua)大(da)(da)(da)(da)(da)學(xue)(xue)(xue)(xue)(xue)(xue)(xue)(xue)林(lin)光輝教授(shou)、東北(bei)(bei)(bei)師(shi)范大(da)(da)(da)(da)(da)學(xue)(xue)(xue)(xue)(xue)(xue)(xue)(xue)白娥教授(shou)、深圳大(da)(da)(da)(da)(da)學(xue)(xue)(xue)(xue)(xue)(xue)(xue)(xue)宋欣(xin)教授(shou)、北(bei)(bei)(bei)京(jing)理(li)(li)(li)加(jia)聯合科技(ji)(ji)(ji)有限公(gong)司(si)孫寶宇(yu)總(zong)經理(li)(li)(li)分(fen)別介紹了穩定同(tong)(tong)(tong)位(wei)(wei)(wei)素(su)(su)(su)生(sheng)態(tai)學(xue)(xue)(xue)(xue)(xue)(xue)(xue)(xue)研(yan)(yan)究及(ji)其應(ying)用的(de)(de)(de)一些新(xin)進展(zhan)、應(ying)用氮穩定同(tong)(tong)(tong)位(wei)(wei)(wei)素(su)(su)(su)研(yan)(yan)究森林(lin)氮循環(huan)、植物水分(fen)及(ji)纖維素(su)(su)(su)氧氫同(tong)(tong)(tong)位(wei)(wei)(wei)素(su)(su)(su)分(fen)餾效(xiao)應(ying)研(yan)(yan)究、生(sheng)態(tai)系統監測新(xin)技(ji)(ji)(ji)術(shu)(shu)及(ji)應(ying)用實(shi)踐的(de)(de)(de)研(yan)(yan)究...
發布時(shi)間:
2021
-
04
-
23
瀏覽次數:100
會(hui)(hui)(hui)(hui)議(yi)時間(jian):2021年4月中(zhong)旬參與方式:網絡線上(shang)直(zhi)播(bo)會(hui)(hui)(hui)(hui)議(yi)主(zhu)題:基于(yu)穩(wen)(wen)(wen)(wen)定(ding)(ding)(ding)同(tong)(tong)(tong)(tong)(tong)位(wei)(wei)素(su)技(ji)術(shu)(shu)(shu)地(di)(di)表過程(cheng)(cheng)(cheng)綜(zong)(zong)合(he)監(jian)測(ce)(ce)(ce)研(yan)(yan)究(jiu)(jiu)進(jin)展主(zhu)辦方:北(bei)京(jing)師范(fan)大(da)學(xue)(xue)(xue)地(di)(di)表過程(cheng)(cheng)(cheng)與資源(yuan)生態(tai)國(guo)家重點實(shi)驗室協(xie)辦方:加(jia)拿(na)大(da)ABB公司(si)、北(bei)京(jing)理(li)加(jia)聯合(he)科(ke)技(ji)有(you)限公司(si) 01 會(hui)(hui)(hui)(hui)議(yi)簡(jian)介近年來(lai),隨著具(ju)有(you)示(shi)(shi)蹤、整合(he)和(he)(he)(he)指(zhi)示(shi)(shi)功能(neng)的(de)(de)穩(wen)(wen)(wen)(wen)定(ding)(ding)(ding)同(tong)(tong)(tong)(tong)(tong)位(wei)(wei)素(su)技(ji)術(shu)(shu)(shu)的(de)(de)不斷發(fa)展,碳、氫、氧和(he)(he)(he)氮穩(wen)(wen)(wen)(wen)定(ding)(ding)(ding)同(tong)(tong)(tong)(tong)(tong)位(wei)(wei)素(su)正逐步成為生態(tai)、環境、水文、地(di)(di)質、農業、能(neng)源(yuan)在內(nei)的(de)(de)眾多(duo)研(yan)(yan)究(jiu)(jiu)領(ling)域強有(you)力的(de)(de)工具(ju),是地(di)(di)表過程(cheng)(cheng)(cheng)綜(zong)(zong)合(he)監(jian)測(ce)(ce)(ce)的(de)(de)重要手段,在科(ke)學(xue)(xue)(xue)研(yan)(yan)究(jiu)(jiu)中(zhong)顯示(shi)(shi)出廣(guang)闊的(de)(de)應用(yong)前景(jing)。為加(jia)強廣(guang)大(da)科(ke)研(yan)(yan)工作者(zhe)(zhe)對穩(wen)(wen)(wen)(wen)定(ding)(ding)(ding)同(tong)(tong)(tong)(tong)(tong)位(wei)(wei)素(su)測(ce)(ce)(ce)量(liang)最新技(ji)術(shu)(shu)(shu)及研(yan)(yan)究(jiu)(jiu)進(jin)展的(de)(de)了(le)解,促進(jin)不同(tong)(tong)(tong)(tong)(tong)學(xue)(xue)(xue)科(ke)領(ling)域學(xue)(xue)(xue)者(zhe)(zhe)間(jian)的(de)(de)交(jiao)(jiao)流,拓寬(kuan)穩(wen)(wen)(wen)(wen)定(ding)(ding)(ding)同(tong)(tong)(tong)(tong)(tong)位(wei)(wei)素(su)技(ji)術(shu)(shu)(shu)在不同(tong)(tong)(tong)(tong)(tong)研(yan)(yan)究(jiu)(jiu)領(ling)域的(de)(de)應用(yong)。北(bei)京(jing)師范(fan)大(da)學(xue)(xue)(xue)地(di)(di)表過程(cheng)(cheng)(cheng)與資源(yuan)生態(tai)國(guo)家重點實(shi)驗室攜手北(bei)京(jing)理(li)加(jia)聯合(he)科(ke)技(ji)有(you)限公司(si)于(yu)2021年4月中(zhong)旬以網絡會(hui)(hui)(hui)(hui)議(yi)的(de)(de)形式共同(tong)(tong)(tong)(tong)(tong)舉(ju)辦“基于(yu)穩(wen)(wen)(wen)(wen)定(ding)(ding)(ding)同(tong)(tong)(tong)(tong)(tong)位(wei)(wei)素(su)技(ji)術(shu)(shu)(shu)地(di)(di)表過程(cheng)(cheng)(cheng)綜(zong)(zong)合(he)監(jian)測(ce)(ce)(ce)研(yan)(yan)究(jiu)(jiu)進(jin)展”的(de)(de)學(xue)(xue)(xue)術(shu)(shu)(shu)交(jiao)(jiao)流會(hui)(hui)(hui)(hui)。02 會(hui)(hui)(hui)(hui)議(yi)目的(de)(de)面(mian)向(xiang)廣(guang)大(da)科(ke)研(yan)(yan)人(ren)員,開展以穩(wen)(wen)(wen)(wen)定(ding)(ding)(ding)同(tong)(tong)(tong)(tong)(tong)位(wei)(wei)素(su)基礎理(li)論,技(ji)術(shu)(shu)(shu)方法,數據分析(xi)和(he)(he)(he)地(di)(di)表過程(cheng)(cheng)(cheng)綜(zong)(zong)合(he)監(jian)測(ce)(ce)(ce)研(yan)(yan)究(jiu)(jiu)進(jin)展等多(duo)方面(mian)為主(zhu)的(de)(de)技(ji)術(shu)(shu)(shu)交(jiao)(jiao)流和(he)(he)(he)培(pei)訓,促進(jin)和(he)(he)(he)推廣(guang)穩(wen)(wen)(wen)(wen)定(ding)(ding)(ding)同(tong)(tong)(tong)(tong)(tong)位(wei)(wei)素(su)技(ji)術(shu)(shu)(shu)在不同(tong)(tong)(tong)(tong)(tong)領(ling)域的(de)(de)應用(yong)。 03 會(hui)(hui)(hui)(hui)議(yi)內(nei)容1.穩(wen)(wen)(wen)(wen)定(ding)(ding)(ding)同(tong)(tong)(tong)(tong)(tong)位(wei)(wei)素(su)技(ji)術(shu)(shu)(shu)前沿的(de)(de)科(ke)學(xue)(xue)(xue)問題2.穩(wen)(wen)(wen)(wen)定(ding)(ding)(ding)同(tong)(tong)(tong)(tong)(tong)位(wei)(wei)素(su)技(ji)術(shu)(shu)(shu)的(de)(de)基礎理(li)論與技(ji)術(shu)(shu)(shu)方法3.穩(wen)(wen)(wen)(wen)定(ding)(ding)(ding)同(tong)(tong)(tong)(tong)(tong)位(wei)(wei)素(su)在生態(tai)學(xue)(xue)(xue)中(zhong)的(de)(de)應用(yong)進(jin)展和(he)(he)(he)地(di)(di)表過程(cheng)(cheng)(cheng)綜(zong)(zong)合(he)監(jian)測(ce)(ce)(ce)研(yan)(yan)究(jiu)(jiu)進(jin)展04 會(hui)(hui)(hui)(hui)議(yi)日程(cheng)(cheng)(cheng)此(ci)次會(hui)(hui)(hui)(hui)議(yi)特邀專家報(bao)告信息,我們將(jiang)于(yu)第(di)二輪通(tong)知(zhi)發(fa)布,請持續關注(zhu)。05 其(qi)他(ta)注(zhu)意事(shi)項(xiang)本次研(yan)(yan)討會(hui)(hui)(hui)(hui)...
發布時間:
2021
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03
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22
瀏覽次數:136
Palas®與(yu)科(ke)(ke)(ke)學研(yan)(yan)究(jiu)所(suo)并肩進(jin)行技術創新 北(bei)京(jing)(jing)市人(ren)工(gong)影(ying)(ying)響天氣(qi)辦(ban)公(gong)室(北(bei)京(jing)(jing)市人(ren)影(ying)(ying)辦(ban))負責(ze)北(bei)京(jing)(jing)地(di)區(qu)人(ren)工(gong)影(ying)(ying)響天氣(qi)業(ye)(ye)務(wu)、科(ke)(ke)(ke)研(yan)(yan)和管理,日常(chang)主要業(ye)(ye)務(wu)包括為(wei)北(bei)京(jing)(jing)地(di)區(qu)人(ren)工(gong)增雨、人(ren)工(gong)防雹等,曾為(wei)2008年北(bei)京(jing)(jing)奧運(yun)會等重大活動(dong)提供(gong)氣(qi)象保障(zhang)。辦(ban)公(gong)室近期購置了(le)定(ding)制(zhi)的(de)(de)(de)Palas® Promo® 2000氣(qi)溶膠光譜儀(yi)。我們(men)與(yu)來自人(ren)影(ying)(ying)辦(ban)的(de)(de)(de)高(gao)級(ji)工(gong)程(cheng)(cheng)(cheng)師進(jin)行了(le)訪談,他從(cong)事大氣(qi)中(zhong)云微(wei)物(wu)理過(guo)程(cheng)(cheng)(cheng)的(de)(de)(de)研(yan)(yan)究(jiu)。本(ben)文將與(yu)您(nin)分享Palas®儀(yi)器與(yu)研(yan)(yan)究(jiu)機構一同探索科(ke)(ke)(ke)研(yan)(yan)的(de)(de)(de)體驗。 Palas® Promo® 2000氣(qi)溶膠光譜儀(yi) 從(cong)德國到(dao)中(zhong)國,享譽世(shi)界的(de)(de)(de)口(kou)碑(bei)為(wei)了(le)輔助新課題研(yan)(yan)究(jiu)的(de)(de)(de)展開,來自北(bei)京(jing)(jing)人(ren)工(gong)影(ying)(ying)響天氣(qi)辦(ban)公(gong)室的(de)(de)(de)高(gao)級(ji)工(gong)程(cheng)(cheng)(cheng)師告(gao)訴(su)我們(men),最(zui)初他們(men)缺(que)少適用于研(yan)(yan)究(jiu)的(de)(de)(de)特殊儀(yi)器,于是在國外(wai)業(ye)(ye)內同行的(de)(de)(de)介紹下認識(shi)了(le)Palas®。在得知德國的(de)(de)(de)類(lei)似研(yan)(yan)究(jiu)機構曾有(you)使用Palas®儀(yi)器取得研(yan)(yan)究(jiu)成功的(de)(de)(de)先(xian)例后(hou),北(bei)影(ying)(ying)辦(ban)也決定(ding)做出嘗試。“目前為(wei)止,還沒有(you)一個商品化的(de)(de)(de)儀(yi)器可(ke)以滿足(zu)我們(men)的(de)(de)(de)科(ke)(ke)(ke)研(yan)(yan)需求(qiu),Palas®卻可(ke)以提供(gong)特殊定(ding)制(zhi)的(de)(de)(de)研(yan)(yan)究(jiu)儀(yi)器;其(qi)次(ci),Palas®儀(yi)器的(de)(de)(de)強大功能,以及其(qi)穩定(ding)的(de)(de)(de)性能,在國內外(wai)都享有(you)盛譽,這就是為(wei)什么我們(men)最(zui)終選擇了(le)Palas®。”北(bei)影(ying)(ying)辦(ban)工(gong)程(cheng)(cheng)(cheng)師表...
發布時間:
2021
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03
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09
瀏覽次數:56
植物(wu)、土(tu)(tu)(tu)壤(rang)(rang)或(huo)(huo)(huo)(huo)者其他固(gu)體有機物(wu)樣(yang)(yang)品(pin)(pin)(pin)(如(ru)肉類等(deng))在(zai)(zai)進(jin)(jin)(jin)行(xing)(xing)有機碳(tan)δ13C和(he)有機氮δ15N同位(wei)(wei)素分析(xi)之(zhi)前須進(jin)(jin)(jin)行(xing)(xing)干燥(zao)、粉碎(sui)、酸化(hua)處理(堿性土(tu)(tu)(tu)壤(rang)(rang)的(de)情況下)等(deng)處理步驟(zou):采回的(de)樣(yang)(yang)品(pin)(pin)(pin)可(ke)以(yi)(yi)(yi)放在(zai)(zai)透氣性好、耐一(yi)定高溫(wen)的(de)器具(ju)或(huo)(huo)(huo)(huo)采樣(yang)(yang)袋中(zhong)(zhong),如(ru)玻璃或(huo)(huo)(huo)(huo)者陶瓷器皿(不能用(yong)(yong)報(bao)紙包(bao)裹烘(hong)(hong)干以(yi)(yi)(yi)免(mian)污染樣(yang)(yang)品(pin)(pin)(pin)),在(zai)(zai)干燥(zao)箱(xiang)中(zhong)(zhong)于(yu)60℃~70℃下干燥(zao)24 h~48 h(溫(wen)度不可(ke)太高,以(yi)(yi)(yi)免(mian)樣(yang)(yang)品(pin)(pin)(pin)碳(tan)化(hua)),研碎(sui),過(guo)60目(mu)或(huo)(huo)(huo)(huo)80目(mu)篩(shai),裝入密封小瓶、離心管或(huo)(huo)(huo)(huo)塑料袋中(zhong)(zhong)備用(yong)(yong),送檢樣(yang)(yang)品(pin)(pin)(pin)至少要求(qiu)0.2 g(最好在(zai)(zai)2 g以(yi)(yi)(yi)上,多些更(geng)好,以(yi)(yi)(yi)供備用(yong)(yong))。酸化(hua):測定堿性土(tu)(tu)(tu)壤(rang)(rang)中(zhong)(zhong)的(de)有機碳(tan)同位(wei)(wei)素,在(zai)(zai)干燥(zao)之(zhi)前需(xu)要進(jin)(jin)(jin)行(xing)(xing)酸處理,以(yi)(yi)(yi)消除(chu)土(tu)(tu)(tu)壤(rang)(rang)樣(yang)(yang)品(pin)(pin)(pin)中(zhong)(zhong)無(wu)機碳(tan)的(de)影響。具(ju)體步驟(zou)如(ru)下:(1)取適(shi)(shi)量(liang)研磨過(guo)篩(shai)后的(de)土(tu)(tu)(tu)壤(rang)(rang)樣(yang)(yang)品(pin)(pin)(pin)于(yu)小燒杯(bei)中(zhong)(zhong),加入適(shi)(shi)量(liang)濃度的(de)鹽酸(一(yi)般用(yong)(yong)0.5 mol L-1),由(you)于(yu)土(tu)(tu)(tu)壤(rang)(rang)中(zhong)(zhong)的(de)無(wu)機碳(tan)與(yu)鹽酸反應產(chan)生(sheng)CO2,所以(yi)(yi)(yi)有氣泡產(chan)生(sheng);(2)反應時間應不少于(yu)6 h,每隔1 h用(yong)(yong)玻璃棒攪拌一(yi)次(ci),使之(zhi)充分反應,以(yi)(yi)(yi)完全去(qu)除(chu)土(tu)(tu)(tu)壤(rang)(rang)中(zhong)(zhong)的(de)無(wu)機碳(tan),靜置(zhi),再倒掉(diao)上清(qing)液(ye);(3)用(yong)(yong)去(qu)離子水攪拌洗滌,靜置(zhi),倒掉(diao)上清(qing)液(ye),重(zhong)復3~4次(ci),以(yi)(yi)(yi)去(qu)除(chu)過(guo)量(liang)鹽酸,然后烘(hong)(hong)干備用(yong)(yong)。注意事項ATTENTION1.任何時候不能用(yong)(yong)裸露(lu)的(de)雙手觸(chu)摸樣(yang)(yang)品(pin)(pin)(pin)。若(ruo)用(yong)(yong)手操作,須帶無(wu)塵橡膠手套(tao)。2.烘(hong)(hong)干的(de)樣(yang)(yang)品(pin)(pin)(pin)要及時研磨或(huo)(huo)(huo)(huo)者保持干燥(zao),否(fou)則(ze)有返(fan)潮現象,給磨樣(yang)(yang)造(zao)成困難,而且會影響同位(wei)(wei)素比值。經(jing)過(guo)烘(hong)(hong)干的(de)樣(yang)(yang)品(pin)(pin)(pin)一(yi)般都需(xu)要粉碎(sui)才能進(jin)(jin)(jin)行(xing)(xing)分析(xi),為了(le)保證樣(yang)(yang)品(pin)(pin)(pin)的(de)均勻,粉碎(sui)...
發布(bu)時間(jian):
2021
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01
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15
瀏(liu)覽次數:682
2020年12月10日,北京理(li)加聯合(he)科技有(you)限公(gong)司開(kai)展了(le)理(li)加云學(xue)堂(第(di)七期)ASD地(di)物光(guang)(guang)(guang)(guang)(guang)譜(pu)(pu)(pu)儀操作(zuo)(zuo)及應(ying)用(yong)交(jiao)流研(yan)討(tao)(tao)會(hui)(hui),此次研(yan)討(tao)(tao)會(hui)(hui)采用(yong)線(xian)(xian)上(shang)+線(xian)(xian)下(xia)(xia)同時(shi)進(jin)(jin)行的(de)(de)(de)方(fang)(fang)(fang)式開(kai)展。面(mian)(mian)向(xiang)廣大科研(yan)人員,開(kai)展ASD地(di)物光(guang)(guang)(guang)(guang)(guang)譜(pu)(pu)(pu)儀的(de)(de)(de)基本原(yuan)理(li)、操作(zuo)(zuo)要(yao)點、數(shu)據(ju)(ju)處(chu)理(li)和(he)性(xing)能(neng)(neng)診斷等(deng)(deng)方(fang)(fang)(fang)面(mian)(mian)的(de)(de)(de)技術(shu)(shu)與方(fang)(fang)(fang)法交(jiao)流,以提高(gao)儀器(qi)(qi)測量(liang)的(de)(de)(de)精確度(du)(du)和(he)準(zhun)確度(du)(du)以及對(dui)數(shu)據(ju)(ju)的(de)(de)(de)合(he)理(li)有(you)效利用(yong)。下(xia)(xia)午14:00培(pei)訓(xun)(xun)(xun)開(kai)始(shi)。首先由應(ying)用(yong)科學(xue)工(gong)(gong)程師趙妮(ni)進(jin)(jin)行地(di)物與成像光(guang)(guang)(guang)(guang)(guang)譜(pu)(pu)(pu)儀應(ying)用(yong)的(de)(de)(de)培(pei)訓(xun)(xun)(xun)。趙妮(ni)工(gong)(gong)程師介紹(shao)了(le)ASD地(di)物光(guang)(guang)(guang)(guang)(guang)譜(pu)(pu)(pu)儀以及Resonon高(gao)光(guang)(guang)(guang)(guang)(guang)譜(pu)(pu)(pu)成像儀在(zai)農業(ye)、食品(pin)、水(shui)體等(deng)(deng)方(fang)(fang)(fang)面(mian)(mian)的(de)(de)(de)具體應(ying)用(yong)。接著(zhu)由技術(shu)(shu)工(gong)(gong)程師張(zhang)欣欣對(dui)ASD地(di)物光(guang)(guang)(guang)(guang)(guang)譜(pu)(pu)(pu)儀進(jin)(jin)行培(pei)訓(xun)(xun)(xun),內容如下(xia)(xia):1、FS4儀器(qi)(qi)及配件(jian)2、軟(ruan)件(jian)安裝(zhuang)及參數(shu)測量(liang)3、采樣(yang)要(yao)求4、雙光(guang)(guang)(guang)(guang)(guang)束光(guang)(guang)(guang)(guang)(guang)譜(pu)(pu)(pu)同步(bu)測量(liang)系統5、數(shu)據(ju)(ju)后(hou)處(chu)理(li)6、維(wei)護&解(jie)決常見問題(ti)本期研(yan)討(tao)(tao)會(hui)(hui)從(cong)認識ASD地(di)物光(guang)(guang)(guang)(guang)(guang)譜(pu)(pu)(pu)儀及其各配件(jian)、了(le)解(jie)其工(gong)(gong)作(zuo)(zuo)原(yuan)理(li),熟(shu)悉儀器(qi)(qi)的(de)(de)(de)操作(zuo)(zuo)方(fang)(fang)(fang)法及注(zhu)意事項,掌握光(guang)(guang)(guang)(guang)(guang)譜(pu)(pu)(pu)的(de)(de)(de)數(shu)據(ju)(ju)處(chu)理(li)方(fang)(fang)(fang)法,了(le)解(jie)不定期性(xing)能(neng)(neng)診斷基本理(li)論(lun),了(le)解(jie)ASD地(di)物光(guang)(guang)(guang)(guang)(guang)譜(pu)(pu)(pu)儀應(ying)用(yong)的(de)(de)(de)角(jiao)度(du)(du)出發(fa),通(tong)過(guo)理(li)論(lun)知識講解(jie)、現場教學(xue)等(deng)(deng)不同層次和(he)角(jiao)度(du)(du)的(de)(de)(de)方(fang)(fang)(fang)式進(jin)(jin)行。培(pei)訓(xun)(xun)(xun)過(guo)程中(zhong)大家專心聽講,面(mian)(mian)對(dui)培(pei)訓(xun)(xun)(xun)中(zhong)的(de)(de)(de)難點,積極參與線(xian)(xian)上(shang)交(jiao)流。相(xiang)信各位老師和(he)同學(xue)對(dui)ASD地(di)物光(guang)(guang)(guang)(guang)(guang)譜(pu)(pu)(pu)儀操作(zuo)(zuo)及應(ying)用(yong)有(you)了(le)進(jin)(jin)一步(bu)的(de)(de)(de)了(le)解(jie)。資料獲(huo)取方(fang)(fang)(fang)式:1、掃描二維(wei)碼回復“高(gao)光(guang)(guang)(guang)(guang)(guang)譜(pu)(pu)(pu)PPT”獲(huo)取操作(zuo)(zuo)視頻及研(yan)討(tao)(tao)會(hui)(hui)PPT2、公(gong)眾號右下(xia)(xia)角(jiao)“直(zhi)播課堂”查看回放
發布時間:
2020
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12
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22
瀏覽次數:123